Brand - Optoma, Model - Optoma X400LVe, Category - Long Throw, Display Type - DLP, Resolution - XGA (1024x768), Max. Supported Resolution - 1024 x 768, Light Output (lumens) - 4000 Lumens, Light Source (Watt) - 203Watt, Light Source Type - Lamp, Light Source Life Hours (Normal) - 6000 Hours, Light Source Life Hours (Economy) - 10000 Hour, Light Source Life Hours (Dynamic) - 12000 Hours, Contrast Ratio - 25,000:1, Min. Projection Distance - 3.2 ft., Max. Projection Distance - 39.3 ft., Min. Image/Screen Size (Inch) - 27 Inch, Max. Image/Screen Size (Inch) - 304 Inch, Native/Compatible Aspect Ratio - 4:3 (Native), 16:9 (Compatible), Zoom Ratio - 1.1 Manual, Keystone Correction - +- 40 Degree (Vertical), HDMI - 1, VGA/D-Sub - 2, USB - 1 x USB, Audio Port - 2 (1 x Audio in, 1 x Audio out), Additional I/O Ports & Connectivity - 1 x Composite video,, 3D Ready - Yes, Power Source - 100 - 240V, 50 - 60Hz, Power Consumption - 225Watt, Color Brightness - 4000 Lumens, White Light Output - 4000 Lumens, 3D Technology - Yes, Throw Ratio Range - 1.94:1 - 2.16:1, Minimum Viewable Screen Size - 27 Inch, Maximum Viewable Screen Size - 304 Inch, Vertical Refresh Rate - 50 Hz - 85 Hz, Lamp Included - Yes, Focus Adjustment - Manual, Integrated Speaker - Yes, Speakers Included - Yes, Watts Per Channel - 10Watt, Remote Control Included - Yes, Body Color - Black, Dimension - 316 x 244 x 108mm, Weight - 3.05 kg, Others - Focal length (mm): 21.85 - 24mm, Native offset: 115%, Lamp life hours (up to): 15000 (Eco+), Horizontal scan rate: 15.38 ~ 91.15Khz, Vertical scan rate: 50 - 85(120 for 3D)Hz, Uniformity: 75%, Noise level (typical): 27dB, Noise level (max): 29dB, Specialty - Bright XGA projector - 4000 ANSI lumens, Easy connectivity HDMI, VGA, USB power, Clear, powerful audio - 10W speaker, Lightweight and portable, Warranty - 1 year (Lamp 12 Month/1000 Hours Which One Comes First), Country of Origin - Taiwan